[css-multicol] fixing line break problem that was causing incorrect html generation

Author: rachelandrew

css-multicol/Overview.bs

@@ -1733,8 +1733,7 @@ Pagination and overflow outside multicol elements</h3>
 This appendix is <em>informative</em>.
 
 This appendix describes changes from the
-<a href="https://www.w3.org/TR/2011/CR-css3-multicol-20110412/"
-   >Candidate Recommendation (CR) of 12 April 2011</a>.
+<a href="https://www.w3.org/TR/2011/CR-css3-multicol-20110412/">Candidate Recommendation (CR) of 12 April 2011</a>.
 
 <ul>
 	<li>Added July 1016 resolution to change the the track size floor to a required UA-specified value, consistent with the CSS Grid spec.